.contentBody {
    display: flex;
    justify-content: space-between;
    border:1px solid #000;
    margin: auto;
    padding: 10px;
    width: 800px;
    height: 500px;
}

.leftDiv {
    border:1px solid #000;
    margin: auto;
    padding: 10px;
    width: 500px;
    height: 450px;
}

.rightDiv {
    border:1px solid #000;
    margin: auto;
    padding: 10px;
    width: 250px;
    height: 450px;
}

.up {
    border:1px solid #000;
    margin: auto;
    padding: 10px;
    height: 250px;
}

.down {
    border:1px solid #000;
    margin: auto;
    padding: 10px;
    height: 150px;
}

.msgShow {
    width: 500px;
    height: 350px;
}

.bottomDiv {
    width: 500px;
    height: 180px;
}
.textArea {
    margin-bottom: 50px;
    padding: 0;
    width: 100%;
    height: 200px;
}
#content {
    width: 100%;
    height: 100px;
}